22814921800 has 48 divisors (see below), whose sum is σ = 57866943600. Its totient is φ = 8296334400.

The previous prime is 22814921797. The next prime is 22814921803. The reversal of 22814921800 is 812941822.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22814921797) and next prime (22814921803).

It is a self number, because there is not a number n which added to its sum of digits gives 22814921800.

It is not an unprimeable number, because it can be changed into a prime (22814921803) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5183010 + ... + 5187409.

It is an arithmetic number, because the mean of its divisors is an integer number (1205561325).

Almost surely, 2^22814921800 is an apocalyptic number.

22814921800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22814921800 is an abundant number, since it is smaller than the sum of its proper divisors (35052021800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22814921800 is a wasteful number, since it uses less digits than its factorization.

22814921800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370446 (or 10370437 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 22814921800 in words is "twenty-two billion, eight hundred fourteen million, nine hundred twenty-one thousand, eight hundred".